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LIBERAL: A political view that favors--(1) paternalistic government, (2) correction of market failure with government intervention, (3) equal opportunities for all citizens regardless of race, age, gender, ethnic origin, or planet of origin, (4) redistribution of income and wealth, and (5) extensive regulation and control by government over the profit-seeking businesses of the second estate.

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Lesson 12: Elasticity and Demand | Unit 1: An Overview Page: 2 of 25

Topic: Price Elasticity Of Demand <=PAGE BACK | PAGE NEXT=>

  • A definition:

  • Price elasticity of demand is the relative response of quantity demanded to changes in demand price.
  • We like to state this as a little formula:

    price elasticity
    of demand
    =percentage change
    in quantity demanded
    percentage change
    in price


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PRODUCT LIFE CYCLE

The different stages that a product traverses over the course of its life from initial availability (birth) to eventual unavailability (death). The key stages are development, introduction, growth, maturity, saturation, and decline. The product life cycle, represented by an S-shaped curve, is an adaptation of the biological life cycle and is common to the study of marketing. It is also important in the analysis of innovation and economic instability. In addition to biological growth, comparable S-shaped life cycles are found in short-run production of a firm, the growth of a person's income, the acquisition of knowledge, and the development of a civilization.

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Today, you are likely to spend a great deal of time looking for the new strip mall out on the highway looking to buy either an AC adapter that won't fry your computer or a case for your designer sunglasses. Be on the lookout for slow moving vehicles with darkened windows.
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North Carolina supplied all the domestic gold coined for currency by the U.S. Mint in Philadelphia until 1828.
"Sometimes when you innovate, you make mistakes. It is best to admit them quickly and get on with improving your other innovations. "

-- Steve Jobs, Apple Computer founder

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Center for Research in Security Prices
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